diff --git a/README.md b/README.md
index c3436ce7d5792306925438020d78e6c775dbc750..31f01da2ec8e9aa013e65215b76aed3506b2a928 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,7 @@
 Alternate MDX research project
 
 ## Usage
+- apt install swig
 - Create python virtualenv
 - Activate virtualenv (```. bin/activate```)
 - ```pip install -r requirements.txt```
@@ -32,6 +33,7 @@ MDQ Queries can then be pointed at
 ## Bootstrap softHSM2
 This is a very brief summary of the successive commands to initialize softHSM2 for testing. Tested on Ubuntu 21.10.
 ```
+# apt install softhsm opensc libengine-pkcs11-openssl
 # softhsm2-util --show-slots
 # softhsm2-util --init-token --slot 0 --label "My token 1" --pin "secret" --so-pin "secret"
 # softhsm2-util --show-slots
@@ -43,4 +45,5 @@ This is a very brief summary of the successive commands to initialize softHSM2 f
 # openssl x509 -inform PEM -outform DER -in hsm.crt -out hsm.der
 
 # pkcs11-tool --module /usr/lib/softhsm/libsofthsm2.so -l --slot-index 0 --id a1b2 --label test -y cert -w hsm.der --pin secret
+# pkcs11-tool --module /usr/lib/softhsm/libsofthsm2.so -l --pin secret -O
 ```
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